#include <REGX52.H>

//int main()
//{
//	P2_4=1;
//	P2_3=0;
//	P2_2=1;
//	P0=0x7D;
//	while(1)
//	{
//		;
//	}
//}


void Nixie(unsigned char location, unsigned char number, unsigned char *p)
{
	switch(location)
	{
		case 1:P2_4=1;P2_3=1;P2_2=1;break;
		case 2:P2_4=1;P2_3=1;P2_2=0;break;
		case 3:P2_4=1;P2_3=0;P2_2=1;break;
		case 4:P2_4=1;P2_3=0;P2_2=0;break;
		case 5:P2_4=0;P2_3=1;P2_2=1;break;
		case 6:P2_4=0;P2_3=1;P2_2=0;break;
		case 7:P2_4=0;P2_3=0;P2_2=1;break;
		case 8:P2_4=0;P2_3=0;P2_2=0;break;
	}
	P0=p[number];
}

int main()
{
	unsigned char arr[]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F};
	Nixie(2,7,arr);
	while(1)
	{
		;
	}
}